On Wed 23-05-18 14:46:43, Eric W. Biederman wrote: [...] > As two processes sharing an mm is useless and highly unlikely there is > no need to handle this case well, it just needs to be handled well > enough to prevent an indefinite loop. So when css_tryget_online fails > just treat the mm as belong to the root memory cgroup.
Does that mean that a malicious user can construct such a task and runaway from its limits? -- Michal Hocko SUSE Labs